Analysis of test questions: A. Mixed sentence patterns, with the goal of "becoming a regional mega-city of China". B. the composition is incomplete. After "adoption" and "construction", there is no object. After "adoption", you can add "mode and method" and after "construction", you can add "situation". D, two sides face one side. "Whether" is inconsistent with the last sentence is an important guarantee of ... .
Comments: For ill sentences, we should first understand the types of six ill sentences in the examination syllabus and grasp their typical characteristics. Specific analysis, we can start from the following aspects: look at the part of speech, distinguish the meaning of words, and check whether the words are appropriate; Find the trunk, distinguish the branches and leaves, and check whether the collocation is appropriate; Look at the structure, distinguish the relationship, and check whether the word order is appropriate; Look at the meaning of the sentence, distinguish the logic, and check whether the expression is appropriate; Look after, find an object, and check whether the ingredients are incomplete.